Analysis of information sources in references of the Wikipedia article "Mac OS X Snow Leopard" in English language version.
If you're running Leopard and would like to upgrade to OS X Mavericks, first you'll need to upgrade to OS X Snow Leopard. You can purchase OS X Snow Leopard here.
Multi-Touch gestures in older Mac models. All Mac notebooks with Multi-Touch trackpads now support three- and four-finger gestures.
Learn which Macs can use the 64-bit kernel in Mac OS X Server v10.6, and which use it by default.
Setting up Wake on Demand", "Setting up a Bonjour Sleep Proxy
How it works", "Energy Saver preference pane
If you're running Leopard and would like to upgrade to OS X Mavericks, first you'll need to upgrade to OS X Snow Leopard. You can purchase OS X Snow Leopard here.
Multi-Touch gestures in older Mac models. All Mac notebooks with Multi-Touch trackpads now support three- and four-finger gestures.
Learn which Macs can use the 64-bit kernel in Mac OS X Server v10.6, and which use it by default.
How it works", "Energy Saver preference pane
Setting up Wake on Demand", "Setting up a Bonjour Sleep Proxy